67 entries under great topic. ×

5
comprehensive(adjective, big, substantial, large)
5
copious(adjective, big, large, huge)
5
enormous(adjective, big, full, large)
5
gigantic(adjective, big, large, huge)
4
generous(adjective, fair, big, important)
4
gross(adjective, big, substantial, large)
4
humongous(adjective, big, large, huge)
4
immeasurable(big, huge, loads, heaps)
4
plentiful(adjective, big, significant, substantial)
4
roomy(adjective, space, large, huge)
4
wide(adjective, open, big, substantial)
3
broad(adjective, open, big, large)
3
giant(adjective, big, high, large)
3
grandiose(adjective, big, large, huge)
3
jumbo(adjective, big, substantial, large)
3
lofty(adjective, big, high, large)
2
full(adjective, big, enthusiastic, vigorous)
2
monumental(big, high, huge, lofty)
2
mountainous(big, huge)
2
stupendous(big, huge)
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APASmart Define. (2016). sizable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sizable/thesaurus/synonyms
ChicagoSmart Define. 2016. "sizable thesaurus" https://smartdefine.org/sizable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, sizable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sizable/thesaurus/synonyms>.
MLASmart Define. "sizable thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/sizable/thesaurus/synonyms>